Chair arm



FIG. 1 is a front perspective view of the chair arm in accordance with the present invention;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a back view thereof; and,

FIG. 7 is a front view thereof. 

The ornamental design for chair arm, as shown and described. 